Liu; Shu-Shien
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Shu-Shien.The latest application filed is for "cholesteric liquid crystal writing board".
- Liu; Shu-Shien - Tainan TW
- Liu; Shu-Shien - Tainan City TW
| Patent | Date |
|---|---|
| Cholesteric liquid crystal writing board Grant 10,551,660 - Liao , et al. Fe | 2020-02-04 |
| Cholesteric liquid crystal writing board Grant 10,509,250 - Liao , et al. Dec | 2019-12-17 |
| Cholesteric Liquid Crystal Writing Board App 20190324308 - Liao; Chi-Chang ; et al. | 2019-10-24 |
| Cholesteric Liquid Crystal Writing Board App 20190302503 - LIAO; Chi-Chang ; et al. | 2019-10-03 |
| Cholesteric Liquid Crystal Writing Board App 20190293981 - LIAO; Chi-Chang ; et al. | 2019-09-26 |
| Cholesteric Liquid Crystal Writing Board App 20190285923 - LIAO; Chi-Chang ; et al. | 2019-09-19 |
| Smart Curtain Film App 20170017100 - LIAO; Chi-Chang ; et al. | 2017-01-19 |
| Barcode Reading Device App 20110000966 - LIU; Shu-Shien | 2011-01-06 |
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